8=5y-9

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Solution for 8=5y-9 equation:


Simplifying
8 = 5y + -9

Reorder the terms:
8 = -9 + 5y

Solving
8 = -9 + 5y

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '-5y' to each side of the equation.
8 + -5y = -9 + 5y + -5y

Combine like terms: 5y + -5y = 0
8 + -5y = -9 + 0
8 + -5y = -9

Add '-8' to each side of the equation.
8 + -8 + -5y = -9 + -8

Combine like terms: 8 + -8 = 0
0 + -5y = -9 + -8
-5y = -9 + -8

Combine like terms: -9 + -8 = -17
-5y = -17

Divide each side by '-5'.
y = 3.4

Simplifying
y = 3.4

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